:root{--bg:#070a08;--s1:#0b100d;--s2:#101712;--s3:#161f19;--b:#1a241d;--b2:#273529;--tx:#f0f6f1;--tx2:#c2d0c6;--mu:#8a9d8f;--dim:#5f7264;--ac:#3ddc5c;--ac2:#6ee887;--ink:#031200;--err:#ff5d5d;--r:12px;--rs:8px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;color-scheme:dark}
body{margin:0;background:var(--bg);color:var(--tx);font-family:Geist,"Segoe UI",system-ui,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{margin:0;line-height:1.12;letter-spacing:-.03em}
p{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:0;background:none}
[hidden]{display:none!important}
.c{max-width:1200px;margin:0 auto;padding:0 28px}
.ac{color:var(--ac)}
.mu{color:var(--mu)}
/* nav */
nav.top{position:sticky;top:0;z-index:50;background:rgba(7,10,8,.9);border-bottom:1px solid var(--b);backdrop-filter:blur(10px)}
nav.top .c{height:68px;display:flex;align-items:center;gap:30px}
.logo img{height:26px;width:auto;display:block}
.links{display:flex;gap:4px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.links::-webkit-scrollbar{display:none}
.links a{padding:8px 14px;border-radius:var(--rs);font-size:14px;font-weight:500;color:var(--mu);transition:.2s;white-space:nowrap}
.links a:hover,.links a.on{color:var(--tx);background:var(--s2)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 24px;border-radius:var(--rs);font-weight:600;font-size:14.5px;border:1px solid var(--b2);background:var(--s2);color:var(--tx);transition:.2s}
.btn:hover{border-color:#41594a;color:var(--tx);background:var(--s3)}
.btn.p{background:var(--ac);border-color:var(--ac);color:var(--ink)}
.btn.p:hover{background:var(--ac2);border-color:var(--ac2);color:var(--ink);box-shadow:0 0 24px -4px rgba(61,220,92,.45)}
.btn.sm{min-height:36px;padding:0 16px;font-size:13px}
.btn.danger:hover{border-color:var(--err);color:var(--err)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.cartb{position:relative}
.cartb b{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:var(--ac);color:var(--ink);font-size:12px}
.tag{font:500 12px "Geist Mono",monospace;letter-spacing:.12em;color:var(--ac);text-transform:uppercase}
/* hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(700px 360px at 50% 0,rgba(61,220,92,.06),transparent 70%)}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(61,220,92,.035) 1px,transparent 1px) 0 0/56px 56px,linear-gradient(90deg,rgba(61,220,92,.035) 1px,transparent 1px) 0 0/56px 56px;-webkit-mask-image:radial-gradient(ellipse 60% 70% at 50% 30%,#000,transparent);mask-image:radial-gradient(ellipse 60% 70% at 50% 30%,#000,transparent)}
.intro{position:relative;text-align:center;padding:clamp(70px,9vw,120px) 0 clamp(60px,8vw,100px);display:flex;flex-direction:column;align-items:center;gap:22px}
.intro img{width:min(720px,100%);height:auto;filter:drop-shadow(0 0 40px rgba(61,220,92,.16))}
.intro p{max-width:560px;color:var(--mu);font-size:17.5px}
.ha{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.trust{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.trust span{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border:1px solid var(--b);border-radius:var(--rs);font-size:13px;color:var(--tx2);background:var(--s1)}
.trust span:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ac)}
/* sections */
.sec{padding:clamp(56px,8vw,100px) 0}
.alt{background:var(--s1);border-block:1px solid var(--b)}
.sh{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:38px}
.sh h2{font-size:clamp(28px,3.6vw,42px)}
.sh p{color:var(--mu);margin-top:8px}
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.wy{border:1px solid var(--b);border-radius:var(--r);background:var(--s1);padding:28px;display:flex;flex-direction:column;gap:10px}
.wy .ic{display:block;color:var(--ac);width:34px;height:34px}.wy .ic svg{width:34px;height:34px;stroke-width:1.7}
.wy h3{font-size:19px}.wy p{color:var(--mu);font-size:14.5px}
.faq{max-width:800px;margin:0 auto}
details{border:1px solid var(--b);border-radius:var(--r);background:var(--s1);margin-bottom:10px;padding:0 22px}
details[open]{border-color:var(--b2)}
summary{cursor:pointer;list-style:none;padding:19px 0;font-weight:600;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--ac);font-size:22px;line-height:1}
details[open] summary:after{content:"−"}
details p{color:var(--mu);padding-bottom:19px}
.cta{display:flex;flex-direction:column;align-items:center;gap:22px;text-align:center;border:1px solid var(--b2);border-radius:16px;background:radial-gradient(600px 240px at 50% 0,rgba(61,220,92,.06),transparent 70%),var(--s1);padding:clamp(56px,7vw,88px) 24px}
.cta img{width:min(400px,80%);height:auto}
.cta p{color:var(--mu);max-width:460px;font-size:17px}
footer{border-top:1px solid var(--b);padding:26px 0;color:var(--mu);font-size:13.5px;margin-top:40px}
footer .c{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
/* shop */
.tabs{display:flex;border:1px solid var(--b);border-radius:var(--rs);width:fit-content;max-width:100%;overflow:auto;margin-bottom:28px;background:var(--s1)}
.tabs button{padding:11px 22px;font-size:14px;font-weight:600;color:var(--mu);border-right:1px solid var(--b);white-space:nowrap;transition:.2s}
.tabs button:last-child{border:0}
.tabs button:hover{color:var(--tx);background:var(--s2)}
.tabs button.on{background:var(--ac);color:var(--ink)}
.pg{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pc{border:1px solid var(--b);border-radius:var(--r);background:var(--s1);overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s,transform .25s;cursor:pointer}
.pc:hover{border-color:var(--ac);transform:translateY(-3px)}
.pm{position:relative;aspect-ratio:16/10;background:var(--s2);border-bottom:1px solid var(--b);overflow:hidden;display:grid;place-items:center;color:var(--ac)}
.pm img,.pm video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pm svg{width:46px;height:46px;opacity:.8}
.pm .vb{position:absolute;right:10px;bottom:10px;z-index:2;display:flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:6px;background:rgba(0,0,0,.65);font-size:12px;font-weight:600}
.pb{padding:18px;display:flex;flex-direction:column;gap:5px;flex:1}
.pb small{font:500 11px "Geist Mono",monospace;letter-spacing:.12em;color:var(--mu);text-transform:uppercase}
.pb h3{font-size:18px}
.pb p{color:var(--mu);font-size:13.5px;flex:1}
.pp{display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--b)}
.pp b{font-size:18px}
.empty{border:1px dashed var(--b2);border-radius:var(--r);padding:48px 24px;text-align:center;color:var(--mu)}
/* produkt-detail */
.crumbs{padding:28px 0 20px;font-size:13.5px;color:var(--mu)}
.crumbs a:hover{color:var(--ac)}
.det{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start;padding-bottom:60px}
.stage{position:relative;aspect-ratio:16/10;border:1px solid var(--b2);border-radius:var(--r);background:var(--s1);overflow:hidden;display:grid;place-items:center;color:var(--ac)}
.stage img,.stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#000}
.stage svg{width:64px;height:64px;opacity:.7}
.thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;padding-bottom:4px}
.thumbs button{position:relative;flex:none;width:112px;aspect-ratio:16/10;border:1px solid var(--b);border-radius:var(--rs);overflow:hidden;background:var(--s2);transition:.2s}
.thumbs button.on,.thumbs button:hover{border-color:var(--ac)}
.thumbs img,.thumbs video{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.thumbs .pl{position:absolute;inset:0;display:grid;place-items:center;background:rgba(0,0,0,.35)}
.thumbs .pl:after{content:"";border-left:14px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
.buy{position:sticky;top:90px;border:1px solid var(--b2);border-radius:var(--r);background:var(--s1);padding:26px;display:flex;flex-direction:column;gap:16px}
.buy h1{font-size:30px}
.buy .price{font-size:38px;font-weight:700;letter-spacing:-.04em}
.buy ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.buy li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--tx2)}
.buy li svg{color:var(--ac);flex:none;margin-top:3px}
.spec{border:1px solid var(--b);border-radius:var(--rs);overflow:hidden}
.spec div{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;font-size:13.5px;border-bottom:1px solid var(--b)}
.spec div:last-child{border:0}.spec span{color:var(--mu)}
.desc{max-width:760px;padding-bottom:60px}
.desc h2{font-size:26px;margin-bottom:16px}
.desc p{color:var(--tx2);white-space:pre-line}
/* warenkorb / checkout */
.pgt{padding:clamp(40px,6vw,72px) 0 28px}
.pgt h1{font-size:clamp(32px,4.4vw,52px)}
.lay{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:start;padding-bottom:70px}
.box{border:1px solid var(--b);border-radius:var(--r);background:var(--s1);padding:24px}
.li{display:grid;grid-template-columns:72px 1fr auto auto;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid var(--b)}
.li:last-child{border:0}
.li .th{width:72px;aspect-ratio:16/10;border-radius:6px;overflow:hidden;background:var(--s2);display:grid;place-items:center;color:var(--ac)}
.li .th img{width:100%;height:100%;object-fit:cover}
.li .th svg{width:22px;height:22px}
.li b{display:block}.li small{color:var(--mu)}
.x{color:var(--mu);font-size:13px;text-decoration:underline}.x:hover{color:var(--err)}
.sum{display:flex;justify-content:space-between;padding:8px 0;color:var(--tx2)}
.sum.t{font-size:20px;font-weight:700;border-top:1px solid var(--b);margin-top:8px;padding-top:16px;color:var(--tx)}
.fld{display:grid;gap:7px;margin-bottom:16px}
.fld label{font-size:13.5px;font-weight:500;color:var(--tx2)}
.in{width:100%;min-height:46px;padding:10px 14px;background:var(--s2);border:1px solid var(--b2);border-radius:var(--rs);transition:border-color .2s}
.in:focus{outline:none;border-color:var(--ac)}
textarea.in{min-height:110px;resize:vertical;line-height:1.5}
.opt{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1px solid var(--b2);border-radius:var(--rs);margin-bottom:10px;cursor:pointer}
.opt:has(input:checked){border-color:var(--ac);background:rgba(61,220,92,.04)}
.opt input{margin-top:4px;accent-color:var(--ac)}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--mu);margin:6px 0 18px}
.chk input{margin-top:3px;accent-color:var(--ac)}
.msg{padding:12px 14px;border-radius:var(--rs);font-size:14px;margin-bottom:14px}
.msg.err{background:rgba(255,93,93,.08);border:1px solid rgba(255,93,93,.4);color:#ffb3b3}
.msg.ok{background:rgba(61,220,92,.06);border:1px solid rgba(61,220,92,.3);color:var(--tx)}
.badge{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:600;background:var(--s3);color:var(--tx2)}
.badge.paid{background:rgba(61,220,92,.12);color:var(--ac)}
.badge.pending{background:rgba(255,196,0,.12);color:#ffcf40}
.badge.cancelled{background:rgba(255,93,93,.12);color:#ff8f8f}
@media(max-width:1000px){.pg{grid-template-columns:repeat(2,1fr)}.why{grid-template-columns:1fr}.det,.lay{grid-template-columns:1fr}.buy{position:static}nav.top .c{gap:14px}.logo img{height:22px}}
@media(max-width:560px){.pg{grid-template-columns:1fr}.li{grid-template-columns:56px 1fr auto}.li .x{grid-column:2/-1}.ha .btn{width:100%}.c{padding:0 18px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.pm video{opacity:0;transition:opacity .25s}
.pm video.on{opacity:1}
.pm .vb{pointer-events:none}

/* FAQ-Akkordeon wie bei VENTIC */
.faq{display:grid;gap:8px}
.fq{border:1px solid var(--b);border-radius:var(--r);background:var(--s1);transition:border-color .2s}
.fq:hover,.fq.open{border-color:var(--b2)}
.fq h3{font-size:inherit;font-weight:inherit;letter-spacing:0}
.fq-q{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;min-height:56px;padding:14px 20px;text-align:left;font-size:15px;font-weight:600}
.fq-t{display:grid;place-items:center;flex-shrink:0;color:var(--mu);transition:transform .25s ease,color .25s ease}
.fq.open .fq-t{transform:rotate(180deg);color:var(--ac)}
.fq-p{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease}
.fq.open .fq-p{grid-template-rows:1fr}
.fq-p>div{overflow:hidden}
.fq-p p{padding:0 20px 18px;color:var(--mu);font-size:14.5px;line-height:1.7}
@media(prefers-reduced-motion:reduce){.fq-p,.fq-t{transition:none}}

/* KI-Berater */
.adv-b{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;align-items:center;gap:10px;height:48px;padding:0 18px;border:1px solid var(--b2);border-radius:999px;background:var(--s2);font-weight:600;font-size:14px;box-shadow:0 12px 32px -10px rgba(0,0,0,.8);transition:border-color .2s,transform .25s cubic-bezier(.22,1,.36,1)}
.adv-b:hover{border-color:#41594a;transform:translateY(-2px)}
.adv-b svg{width:18px;height:18px;color:var(--ac)}
.adv-p{position:fixed;right:20px;bottom:80px;z-index:61;width:min(380px,calc(100vw - 32px));max-height:min(560px,calc(100vh - 110px));display:flex;flex-direction:column;border:1px solid var(--b2);border-radius:var(--r);background:var(--s1);box-shadow:0 24px 60px -16px rgba(0,0,0,.9);opacity:0;visibility:hidden;transform:translateY(10px) scale(.98);transform-origin:bottom right;pointer-events:none;transition:opacity .18s ease,transform .22s cubic-bezier(.22,1,.36,1),visibility .22s}
.adv-p.open{opacity:1;visibility:visible;transform:none;pointer-events:auto}
.adv-h{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--b)}
.adv-h small{display:block;color:var(--mu);font-size:12px}
.adv-h button{font-size:24px;line-height:1;color:var(--mu);width:32px;height:32px;border-radius:6px}
.adv-h button:hover{color:var(--tx);background:var(--s3)}
.adv-m{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;min-height:180px}
.adv-a,.adv-u{max-width:88%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere;animation:advin .25s cubic-bezier(.22,1,.36,1)}
.adv-a{align-self:flex-start;background:var(--s3);border:1px solid var(--b)}
.adv-u{align-self:flex-end;background:rgba(61,220,92,.14);border:1px solid rgba(61,220,92,.3)}
.adv-a a{color:var(--ac);text-decoration:underline}
.adv-w{color:var(--mu)}.adv-e{border-color:rgba(255,93,93,.4);color:#ffb3b3}
@keyframes advin{from{opacity:0;transform:translateY(6px)}}
.adv-f{display:flex;gap:8px;padding:12px;border-top:1px solid var(--b)}
.adv-f input{flex:1;min-width:0;height:36px;padding:0 12px;background:var(--s2);border:1px solid var(--b2);border-radius:var(--rs)}
.adv-f input:focus{outline:none;border-color:var(--ac)}
@media(max-width:560px){.adv-b span{display:none}.adv-b{padding:0 14px}}
@media(prefers-reduced-motion:reduce){.adv-p,.adv-a,.adv-u{transition:none;animation:none}}